expat: disable docbook

package/expat/Makefile

@@ -26,6 +26,8 @@ TARGET_CFLAGS:=	$(filter-out -static,$(TARGET_CFLAGS))
 TARGET_LDFLAGS:=$(filter-out -static,$(TARGET_LDFLAGS))
 endif
 
+CONFIGURE_ARGS+=	--without-docbook
+
 libexpat-install:
 	${INSTALL_DIR} ${IDIR_LIBEXPAT}/usr/lib
 	${CP} ${WRKINST}/usr/lib/libexpat.so* ${IDIR_LIBEXPAT}/usr/lib/